CN110397669A

CN110397669A - A kind of LED display screen frame arc splicing lock construction

Info

Publication number: CN110397669A
Application number: CN201910704117.0A
Authority: CN
Inventors: 刘迪红; 刘聪; 刘丽丽
Original assignee: Shenzhen Lucky Photoelectric Polytron Technologies Inc
Current assignee: Shenzhen Lucky Photoelectric Polytron Technologies Inc
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2019-11-01
Anticipated expiration: 2039-07-31
Also published as: CN110397669B

Abstract

The invention belongs to large LEDs to show equipment technical field, specifically a kind of LED display screen frame arc splices lock construction, including No.1 display, No. two displays and splicing latch mechanism, the splicing latch mechanism includes installing frame, absorption patch, No.1 telescopic rod, No. two telescopic rods, oscillating rod, swing handle, bull stick, No.1 rotating roller and No. two rotating rollers；Absorption patch is fixedly connected on the inner end rear surface wall of the No.1 display and No. two displays；The outer end of the absorption patch is rotatably connected to No.1 telescopic rod；It there are two the No.1 telescopic rod is set, is connected between No.1 telescopic rod by connecting rod, the rear end of No.1 telescopic rod is fixedly mounted on the inside of installing frame, and the inner wall of left end No.1 telescopic rod is connect with the outer surface of No. two rotating rollers by gear；Present invention is mainly used for solve the problem of that LED display in the prior art splicing lock construction can not carry out the adjusting of freedom and flexibility while can not also provide for display screen to adequately protect to display screen when needed.

Description

A kind of LED display screen frame arc splicing lock construction

Technical field

The invention belongs to large LEDs to show equipment technical field, specifically a kind of LED display screen frame arc splicing Lock construction.

Background technique

LED display (LED display) is a kind of flat-panel monitor, is made of LED module panel small one by one, is used Equipment to show the various information such as text, image, video, video signal, LED, light emitting diode (light emitting Diode abbreviation).It is a kind of display mode by controlling semiconductor light-emitting-diode, by gallium (Ga) and arsenic (As), phosphorus (P), Nitrogen (N), indium (In) compound made of diode, when electronics and when hole-recombination can give off visible light, thus can use Light emitting diode is made.Indicator light, or composition text or number display are used as in circuit and instrument.Two pole of gallium arsenide phosphide Pipe glows, gallium phosphide diode green light, silicon carbide diode Yellow light-emitting low temperature, indium gallium nitrogen diode blue light-emitting, and due to by Screen size and angle limitation usually require to be equipped with two when being illustrated people in some speech mechanisms and training organization Large display screen is simultaneously placed in fixed position and ensures that all personnel can see the content on display screen, but this display screen is put It is extremely difficult that shift position again is wanted after fixation, can not flexibly be adjusted to fixed angle according to demand, while in rotation process In also display screen can not adequately be protected.

Summary of the invention

In order to make up for the deficiencies of the prior art, a kind of LED display screen frame arc proposed by the present invention splices lock construction.This Invention, which is mainly used for solving LED display splicing lock construction in the prior art, to carry out freely spirit to display screen when needed Adjusting living, while also the problem of adequately protecting can not be provided for display screen.

The technical solution adopted by the present invention to solve the technical problems is: a kind of LED display screen frame of the present invention Arc splices lock construction, including No.1 display, No. two displays and splicing latch mechanism, the splicing latch mechanism include installation Frame, absorption patch, No.1 telescopic rod, No. two telescopic rods, oscillating rod, swing handle, bull stick, No.1 rotating roller and No. two rotating rollers； Absorption patch is fixedly connected on the inner end rear surface wall of the No.1 display and No. two displays；The outer end of the absorption patch turns It is dynamic to be connected with No.1 telescopic rod；It there are two the No.1 telescopic rod is set, is connected between No.1 telescopic rod by connecting rod, No.1 is flexible The rear end of bar is fixedly mounted on the inside of installing frame, and the front end sliding of No.1 telescopic rod is inserted through in the front bulkhead of installing frame, The inner wall of left end No.1 telescopic rod is connect with the outer surface of No. two rotating rollers by gear；The inner end of No. two rotating rollers is equipped with The top of bull stick, No. two rotating rollers is equipped with No.1 rotating roller；The lower end of the bull stick is located in installing frame, and the upper end of bull stick is located at Above installing frame, the upper end of bull stick is fixedly installed with swing handle；The No.1 rotating roller is fixedly mounted on outside the top of bull stick The rear and front end of side, No.1 rotating roller is rotatably connected to oscillating rod by gear；There are two the oscillating rod is set, outside oscillating rod End is rotatably connected on No.1 display and the outer end absorption of No. two displays is sticked, and the inner end of oscillating rod is hinged with No. two and stretches Bar；No. two telescopic rods are slidably connected in the inner upper front and rear wall of installing frame；When needs are to the angle of two pieces of LED displays When degree is adjusted, i.e., rotatably swing handle is adjusted, and the bull stick that will drive lower end when swing handle is rotated turns It is dynamic, i.e., it will drive the No.1 rotating roller and No. two rotating roller rotations of bull stick lower end when swing handle rotates, when bull stick turns counterclockwise When dynamic, i.e., No. two rotating rollers can be promoted to drive No.1 telescopic rods to installing frame contract because of the reason of gear connects, while No.1 Rotating roller drives the outside end motion of oscillating rod, i.e., so that the inside radian between No.1 display and No. two displays gradually increases Greatly, so that No.1 display and No. two displays are infinitely intended in parallel, and one can be made when rotating clockwise swing handle Radian on the inside of number display and No. two displays is gradually reduced, thus can be realized to No.1 display and No. two displays it Between angle carry out free adjusting, to realize the displaying angles for freely adjusting display according to the different progress of personnel amount, People are easily facilitated to watch.

The inner end of the No.1 display and No. two displays is fixedly installed with rubber block；The lower end of the rubber block is arranged For hollow form；When being infinitely intended to parallel between No.1 display and No. two displays, i.e., No.1 display and No. two display The inner end of device can move closer to and contact, because the inner end of No.1 display and No. two displays is fixedly installed with rubber block, rubber The lower end of block is set as hollow form, so the inner end of No.1 display and No. two displays rubber block before contact can be contacted first, And squeeze so that internal cavities are extruded mutually, one elastic acting force is provided, No.1 display and No. two displays are avoided Inner end directly contacts damage display.

The lower section of No. two rotating rollers is equipped with clamping gear；The upper end of the clamping gear, which can be clamped into No. two, to be rotated In the lower end wall of roller, the lower end for being clamped gear is fixedly mounted on the upper end of No. three telescopic rods；The lower end of No. three telescopic rods is solid Dingan County is on the inside lower wall of installing frame, No. three telescopic rod internal cavities and rubber block connects with the internal cavities；When No.1 is shown When its internal cavities is compressed when device and the rubber block of No. two display inner ends squeeze mutually, rubber block internal cavities are in pressure mistake Its inner air can be input in No. three telescopic rod internal cavities when big so that No. three telescopic rods under gas pressure to Upper movement pushes clamping gear to move upwards, and be clamped clamping gear into the lower end wall of No. two rotating rollers, right No. two rotating rollers are fixed, and continue to rotate No. two rotating rollers can not, i.e., lean on mutually in No.1 display and No. two displays It can not continue to squeeze when closely to a certain extent, further protection is carried out to No.1 display and No. two displays.

The inside of No. two rotating rollers is uniformly equipped with support rod；The inner end of the support rod is fixedly connected with extruding Plate；The stripper plate is equipped with four pieces, and stripper plate is set as arc, and the inner wall fitting of stripper plate is located at the outer surface of bull stick；Just In normal situation, due to the supporting role of support rod and stripper plate, the frictional force between bull stick and stripper plate can be made larger, that is, blocked Connecing No. two rotating rollers when gear is not clamped mutually with No. two rotating rollers can keep continuing to rotate that No.1 telescopic rod is adjusted, Once clamping gear is not continuing to rotate with No. two rotating rollers after the completion of the clamping of No. two rotating rollers, at the same according to support rod oneself I, which is adjusted, realizes that discontinuity reduces the frictional force between bull stick and stripper plate and bull stick is continued to rotate without will drive No. two turns Dynamic roller continues to rotate, it is ensured that does not interfere with No.1 telescopic rod in work.

It is connected between the stripper plate by elastic rubber slab；After No. two rotating rollers are fixed by clamping gear, because squeezing Between plate by elastic rubber slab connect, i.e., when stripper plate because the change intermittence of frictional force slides in and out when can be because of elastic rubber For the motive force of plate without excessive amount of motion, avoiding working long hours causes support rod to be affected change the squeezing action of stripper plate It is small can not close obvolvent bull stick.

The lower end outer surface of the bull stick is uniformly fixedly installed with rubber rods；The rubber rods are in semi-cylindrical, rubber rods Outer end and stripper plate inner wall CONTACT WITH FRICTION；When relative friction movement occurs between bull stick and stripper plate, because under bull stick End outer surface is uniformly fixedly installed with rubber rods, and rubber rods are in semi-cylindrical, and the outer end of rubber rods and the inner wall of stripper plate rub Contact is wiped, so that the contact area between bull stick and stripper plate greatly reduces, but frictional force between the two greatly increases, It not only may insure that No. two rotating rollers work normally, while can also sufficiently reduce the frictional force between bull stick and stripper plate, Avoiding the lower end of bull stick from being worn leads to that No. two rotating rollers is driven to continue to rotate.

Beneficial effects of the present invention are as follows:

1. the present invention can be realized by setting splicing latch mechanism when needs are adjusted the angle of two pieces of LED displays When, i.e., rotatably swing handle is adjusted, and will drive the bar rotation of lower end, i.e. turning handle when swing handle is rotated Hand will drive the No.1 rotating roller and the rotation of No. two rotating rollers of bull stick lower end when rotating, i.e., can be because when bull stick rotates counterclockwise The reason of gear connects promotes No. two rotating rollers to drive No.1 telescopic rod to installing frame contract, while No.1 rotating roller is with movable pendulum The outside end motion of lever, i.e., so that the inside radian between No.1 display and No. two displays is gradually increased, so that No.1 is aobvious Show that device and No. two displays are infinitely intended in parallel, and can make No.1 display and No. two when rotating clockwise swing handle Radian on the inside of display is gradually reduced, and thus be can be realized and is carried out certainly to the angle between No.1 display and No. two displays By adjusting, to realize the different displaying angles for carrying out freely adjusting display according to personnel amount, easily facilitate people into Row viewing.

Infinitely it is intended to 2. the present invention can be realized by setting rubber block when between No.1 display and No. two displays When parallel, i.e., the inner end of No.1 display and No. two displays can move closer to and contact, because No.1 display and No. two are shown The inner end of device is fixedly installed with rubber block, and the lower end of rubber block is set as hollow form, so No.1 display and No. two displays Inner end before contact rubber block can first contact, and squeeze so that internal cavities are extruded mutually, one elastic acting force be provided, The inner end of No.1 display and No. two displays is avoided directly to contact damage display.

3. the rubber block when No.1 display and No. two display inner ends can be realized by setting clamping gear in the present invention When its internal cavities is compressed when squeezing mutually, its inner air can be input to three when pressure is excessive by rubber block internal cavities In number telescopic rod internal cavities, so that No. three telescopic rods move upwards under gas pressure, that is, push clamping gear upward Movement, and it is clamped clamping gear into the lower end wall of No. two rotating rollers, No. two rotating rollers are fixed, make No. two Rotating roller can not continue to rotate, i.e., No.1 display and No. two displays it is adjacent to each other to a certain extent when can not continue to squeeze Pressure carries out further protection to No.1 display and No. two displays.

Detailed description of the invention

Fig. 1 is main view of the invention；

Fig. 2 is the structural schematic diagram of installing frame of the present invention；

Fig. 3 is the structural schematic diagram of present invention clamping gear；

Fig. 4 is the structural schematic diagram of No. two rotating rollers of the invention；

In figure: No.1 display 1, rubber block 11 are clamped gear 12, No. three telescopic rods 13, No. two displays 2, splicing lock Mechanism 3, installing frame 31, absorption patch 32, No.1 telescopic rod 33, No. two telescopic rods 34, oscillating rod 35, swing handle 36, bull stick 37, Rubber rods 371, No.1 rotating roller 38, No. two rotating rollers 39, support rod 391, stripper plate 392, elastic rubber slab 393.

Specific embodiment

It is carried out such as using a kind of LED display screen frame arc splicing lock construction of Fig. 1-Fig. 4 to an embodiment of the present invention Lower explanation.

As Figure 1-Figure 4, a kind of LED display screen frame arc of the present invention splices lock construction, including No.1 is shown Show that 1, No. two display 2 of device and splicing latch mechanism 3, the splicing latch mechanism 3 are flexible including installing frame 31, absorption patch 32, No.1 33, No. two telescopic rods 34 of bar, oscillating rod 35, swing handle 36, bull stick 37, No.1 rotating roller 38 and No. two rotating rollers 39；It is described Absorption patch 32 is fixedly connected on the inner end rear surface wall of No.1 display 1 and No. two displays 2；The outer end of the absorption patch 32 It is rotatably connected to No.1 telescopic rod 33；There are two the No.1 telescopic rod 33 is set, connected between No.1 telescopic rod 33 by connecting rod, The rear end of No.1 telescopic rod 33 is fixedly mounted on the inside of installing frame 31, and the front end sliding of No.1 telescopic rod 33 is inserted through installation In the front bulkhead of frame 31, the inner wall of left end No.1 telescopic rod 33 is connect with the outer surface of No. two rotating rollers 39 by gear；It is described The inner end of No. two rotating rollers 39 is equipped with bull stick 37, and the top of No. two rotating rollers 39 is equipped with No.1 rotating roller 38；The bull stick 37 Lower end is located in installing frame 31, and the upper end of bull stick 37 is located at 31 top of installing frame, and the upper end of bull stick 37 is fixedly installed with turning handle Hand 36；The No.1 rotating roller 38 is fixedly mounted on the upper outer of bull stick 37, and the rear and front end of No.1 rotating roller 38 passes through tooth Wheel is rotatably connected to oscillating rod 35；There are two the oscillating rod 35 is set, the outer end of oscillating rod 35 is rotatably connected on No.1 display 1 In the outer end absorption patch 32 of No. two displays 2, the inner end of oscillating rod 35 is hinged with No. two telescopic rods 34；No. two telescopic rods 34 are slidably connected in the inner upper front and rear wall of installing frame 31；When needing to be adjusted the angle of two pieces of LED displays, It can be rotated swing handle 36 to be adjusted, the bull stick 37 that will drive lower end when swing handle 36 is rotated rotates, that is, turns Dynamic handle 36 will drive the No.1 rotating roller 38 of 37 lower end of bull stick when rotating and No. two rotating rollers 39 rotate, when bull stick 37 is counterclockwise When rotation, i.e., No. two rotating rollers 39 can be promoted to drive No.1 telescopic rods 33 to 31 contract of installing frame because of the reason of gear connects, No.1 rotating roller 38 drives the outside end motion of oscillating rod 35 simultaneously, i.e., so that interior between No.1 display 1 and No. two displays 2 Side radian is gradually increased so that No.1 display 1 be infinitely intended to No. two displays 2 it is parallel, and when rotating clockwise rotation Handle 36 is that No.1 display 1 and the radian of No. two 2 insides of display can be made to be gradually reduced, and thus be can be realized aobvious to No.1 Show that the angle between device 1 and No. two displays 2 carries out free adjusting, carries out free tune according to the different of personnel amount to realize The displaying angle for saving display, easily facilitates people and watches.

The inner end of the No.1 display 1 and No. two displays 2 is fixedly installed with rubber block 11；Under the rubber block 11 End is set as hollow form；When being infinitely intended to parallel between No.1 display 1 and No. two displays 2, i.e. 1 He of No.1 display The inner end of No. two displays 2 can move closer to and contact, because the inner end of No.1 display 1 and No. two displays 2 is fixedly installed with The lower end of rubber block 11, rubber block 11 is set as hollow form, so the inner end of No.1 display 1 and No. two displays 2 is contacting Preceding rubber block 11 can be contacted first, and be squeezed so that internal cavities are extruded mutually, one elastic acting force is provided, and avoid No.1 aobvious Show that the inner end of device 1 and No. two displays 2 directly contacts damage display.

The lower section of No. two rotating rollers 39 is equipped with clamping gear 12；The upper end of the clamping gear 12 can be clamped into two In the lower end wall of number rotating roller 39, the lower end of clamping gear 12 is fixedly mounted on the upper end of No. three telescopic rods 13；Described No. three are stretched The lower end of contracting bar 13 is fixedly mounted on the inside lower wall of installing frame 31, inside No. three 13 internal cavities of telescopic rod and rubber block 11 Cavity connection；When No.1 display 1 and the rubber block 11 of No. two 2 inner ends of display squeeze mutually, its internal cavities is compressed When, its inner air can be input in No. three 13 internal cavities of telescopic rod by 11 internal cavities of rubber block when pressure is excessive, from And No. three telescopic rods 13 are moved upwards under gas pressure, that is, push clamping gear 12 to move upwards, and finally make card It connects gear 12 to be clamped into the lower end wall of No. two rotating rollers 39, No. two rotating rollers 39 is fixed, make No. two 39 nothings of rotating roller Method continues to rotate, i.e., No.1 display 1 and No. two displays 2 it is adjacent to each other to a certain extent when can not continue to squeeze, to one Number display 1 and No. two displays 2 carry out further protections.

The inside of No. two rotating rollers 39 is uniformly equipped with support rod 391；The inner end of the support rod 391 is fixedly connected There is stripper plate 392；The stripper plate 392 is equipped with four pieces, and stripper plate 392 is set as arc, and the inner wall fitting of stripper plate 392 is located at The outer surface of bull stick 37；Under normal circumstances, due to the supporting role of support rod 391 and stripper plate 392, can make bull stick 37 with Frictional force between stripper plate 392 is larger, i.e., No. two rotating rollers 39 when clamping gear 12 is not clamped mutually with No. two rotating rollers 39 It can keep continuing to rotate that No.1 telescopic rod 33 is adjusted, once after the completion of clamping gear 12 and No. two rotating rollers 39 are clamped No. two rotating rollers 39 are not continuing to rotate, at the same according to the self-control of support rod 391 realize discontinuity reduce bull stick 37 with Frictional force between stripper plate 392 continues to rotate bull stick 37 to continue to rotate without will drive No. two rotating rollers 39, it is ensured that Work does not interfere with No.1 telescopic rod 33.

It is connected between the stripper plate 392 by elastic rubber slab 393；When No. two rotating rollers 39 are fixed by clamping gear 12 Afterwards, it is connected because passing through elastic rubber slab 393 between stripper plate 392, i.e., when stripper plate 392 because the change of frictional force is intermittent outward Can be because the motive force of elastic rubber slab 393 be without excessive amount of motion when sliding, avoiding working long hours causes support rod 391 to crowded The squeezing action of pressing plate 392 is affected, and become smaller can not close obvolvent bull stick 37.

The lower end outer surface of the bull stick 37 is uniformly fixedly installed with rubber rods 371；The rubber rods 371 are in semicolumn Shape, the outer end of rubber rods 371 and the inner wall CONTACT WITH FRICTION of stripper plate 392；It rubs when generation is opposite between bull stick 37 and stripper plate 392 When wiping movement, because the lower end outer surface of bull stick 37 is uniformly fixedly installed with rubber rods 371, rubber rods 371 are in semi-cylindrical, and rubber The outer end of glue bar 371 and the inner wall CONTACT WITH FRICTION of stripper plate 392, so that the contact surface between bull stick 37 and stripper plate 392 Product greatly reduces, but frictional force between the two greatly increases, and not only may insure that No. two rotating rollers 39 work normally, simultaneously The frictional force between bull stick 37 and stripper plate 392 can also sufficiently be reduced, avoiding the lower end of bull stick 37 from being worn leads to drive two Number rotating roller 39 continues to rotate.

Specific workflow is as follows:

When need the angle of two pieces of LED displays is adjusted when, i.e., rotatably swing handle 36 is adjusted, when turn Dynamic handle 36 will drive lower end bull stick 37 when being rotated rotates, i.e., will drive 37 lower end of bull stick when swing handle 36 rotates No.1 rotating roller 38 and No. two rotating rollers 39 rotate, and when bull stick 37 rotates counterclockwise, i.e., can promote because of the reason of gear connects No. two rotating rollers 39 drive No.1 telescopic rod 33 to 31 contract of installing frame, while No.1 rotating roller 38 drives oscillating rod 35 outside End motion, i.e., so that the inside radian between No.1 display 1 and No. two displays 2 is gradually increased, so that 1 He of No.1 display No. two displays 2 is infinitely intended to it is parallel, and when rotating clockwise swing handle 36 i.e. and can make No.1 display 1 and No. two show Show that the radian of 2 inside of device is gradually reduced, thus can be realized and the angle between No.1 display 1 and No. two displays 2 is carried out It freely adjusts, to realize the different displaying angles for carrying out freely adjusting display according to personnel amount, easily facilitates people It is watched, when being infinitely intended to parallel between No.1 display 1 and No. two displays 2, i.e., No.1 display 1 and No. two are aobvious Show that the inner end of device 2 can move closer to and contact, because the inner end of No.1 display 1 and No. two displays 2 is fixedly installed with rubber block 11, the lower end of rubber block 11 is set as hollow form, so the inner end of No.1 display 1 and No. two displays 2 rubber before contact Block 11 can be contacted first, and be squeezed so that internal cavities are extruded mutually, provided one elastic acting force, avoided No.1 display 1 Damage display is directly contacted with the inner end of No. two displays 2, when the rubber block of No.1 display 1 and No. two 2 inner ends of display When its internal cavities is compressed when 11 mutual extruding, 11 internal cavities of rubber block can input its inner air when pressure is excessive To No. three 13 internal cavities of telescopic rod, so that No. three telescopic rods 13 move upwards under gas pressure, that is, clamping is pushed Gear 12 moves upwards, and is clamped clamping gear 12 into the lower end wall of No. two rotating rollers 39, to No. two rotating rollers 39 are fixed, and continue to rotate No. two rotating rollers 39 can not, i.e., in No.1 display 1 and No. two displays 2 are adjacent to each other arrives It can not continue to squeeze when to a certain degree, further protection be carried out to No.1 display 1 and No. two displays 2, in normal condition Under, due to the supporting role of support rod 391 and stripper plate 392, can make frictional force between bull stick 37 and stripper plate 392 compared with Greatly, i.e., No. two rotating rollers 39 can keep continuing to rotate stretching No.1 when clamping gear 12 is not clamped mutually with No. two rotating rollers 39 Contracting bar 33 is adjusted, once No. two rotating rollers 39 are not continuing to turn after the completion of clamping gear 12 and No. two rotating rollers 39 are clamped It is dynamic, while realizing that discontinuity reduces the frictional force between bull stick 37 and stripper plate 392 and makes according to the self-control of support rod 391 Bull stick 37 is continued to rotate to be continued to rotate without will drive No. two rotating rollers 39, it is ensured that does not interfere with No.1 telescopic rod in work 33, after No. two rotating rollers 39 are fixed by clamping gear 12, connect, that is, work as because passing through elastic rubber slab 393 between stripper plate 392 Stripper plate 392 can be because the motive force of elastic rubber slab 393 be without excessive fortune when sliding in and out because the change of frictional force is intermittent It is dynamic, avoid working long hours cause support rod 391 be affected to the squeezing action of stripper plate 392 become smaller can not close obvolvent turn Bar 37 is pacified when relative friction movement occurs between bull stick 37 and stripper plate 392 because the lower end outer surface of bull stick 37 is uniformly fixed Equipped with rubber rods 371, rubber rods 371 are in semi-cylindrical, and the inner wall CONTACT WITH FRICTION of the outer end of rubber rods 371 and stripper plate 392, So that the contact area between bull stick 37 and stripper plate 392 greatly reduces, but frictional force between the two greatly increases, no It only may insure that No. two rotating rollers 39 work normally, while can also sufficiently reduce rubbing between bull stick 37 and stripper plate 392 Power is wiped, avoiding the lower end of bull stick 37 from being worn leads to that No. two rotating rollers 39 is driven to continue to rotate.

The embodiment of the present invention is described with above attached drawing, but the invention is not limited to above-mentioned specific Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much Form, all of these belong to the protection of the present invention.

Claims

1. a kind of LED display screen frame arc splices lock construction, including No.1 display (1), No. two displays (2) and splicing lock Mechanism (3), it is characterised in that: the splicing latch mechanism (3) include installing frame (31), absorption patch (32), No.1 telescopic rod (33), No. two telescopic rods (34), oscillating rod (35), swing handle (36), bull stick (37), No.1 rotating roller (38) and No. two rotating rollers (39)；Absorption patch (32) is fixedly connected on the inner end rear surface wall of the No.1 display (1) and No. two displays (2)；Institute The outer end for stating absorption patch (32) is rotatably connected to No.1 telescopic rod (33)；There are two the No.1 telescopic rod (33) sets, No.1 is stretched It is connected between contracting bar (33) by connecting rod, the rear end of No.1 telescopic rod (33) is fixedly mounted on the inside of installing frame (31), No.1 The front end sliding of telescopic rod (33) is inserted through in the front bulkhead of installing frame (31), the inner wall and two of left end No.1 telescopic rod (33) The outer surface of number rotating roller (39) passes through gear and connects；The inner end of No. two rotating rollers (39) is equipped with bull stick (37), and No. two turn The top of dynamic roller (39) is equipped with No.1 rotating roller (38)；The lower end of the bull stick (37) is located in installing frame (31), bull stick (37) Upper end be located above installing frame (31), the upper end of bull stick (37) is fixedly installed with swing handle (36)；The No.1 rotating roller (38) it is fixedly mounted on the upper outer of bull stick (37), the rear and front end of No.1 rotating roller (38) is rotatably connected to pendulum by gear Lever (35)；There are two the oscillating rod (35) sets, the outer end of oscillating rod (35) is rotatably connected on No.1 display (1) and No. two In the outer end absorption patch (32) of display (2), the inner end of oscillating rod (35) is hinged with No. two telescopic rods (34)；Described No. two flexible Bar (34) is slidably connected in the inner upper front and rear wall of installing frame (31).

2. a kind of LED display screen frame arc according to claim 1 splices lock construction, it is characterised in that: the No.1 The inner end of display (1) and No. two displays (2) is fixedly installed with rubber block (11)；The lower end of the rubber block (11) is set as Hollow form.

3. a kind of LED display screen frame arc according to claim 1 splices lock construction, it is characterised in that: described No. two The lower section of rotating roller (39) is equipped with clamping gear (12)；The upper end of clamping gear (12) can be clamped into No. two rotating rollers (39) in lower end wall, the lower end of clamping gear (12) is fixedly mounted on the upper end of No. three telescopic rods (13)；Described No. three flexible The lower end of bar (13) is fixedly mounted on the inside lower wall of installing frame (31), No. three telescopic rod (13) internal cavities and rubber block (11) connects with the internal cavities.

4. a kind of LED display screen frame arc according to claim 1 splices lock construction, it is characterised in that: described No. two The inside of rotating roller (39) is uniformly equipped with support rod (391)；The inner end of the support rod (391) is fixedly connected with stripper plate (392)；The stripper plate (392) is equipped with four pieces, and stripper plate (392) is set as arc, and the inner wall fitting of stripper plate (392) is located at The outer surface of bull stick (37).

5. a kind of LED display screen frame arc according to claim 4 splices lock construction, it is characterised in that: the extruding It is connected between plate (392) by elastic rubber slab (393).

6. a kind of LED display screen frame arc according to claim 1 splices lock construction, it is characterised in that: the bull stick (37) lower end outer surface is uniformly fixedly installed with rubber rods (371)；The rubber rods (371) are in semi-cylindrical, rubber rods (371) the inner wall CONTACT WITH FRICTION of outer end and stripper plate (392).